22049952 has 96 divisors (see below), whose sum is σ = 62596800. Its totient is φ = 6770688.

The previous prime is 22049921. The next prime is 22049953. The reversal of 22049952 is 25994022.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (22049953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96174 + ... + 96402.

It is an arithmetic number, because the mean of its divisors is an integer number (652050).

Almost surely, 2^22049952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22049952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31298400).

22049952 is an abundant number, since it is smaller than the sum of its proper divisors (40546848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22049952 is a wasteful number, since it uses less digits than its factorization.

22049952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 22049952 is about 4695.7376417343. The cubic root of 22049952 is about 280.4158446836.

It can be divided in two parts, 2 and 2049952, that multiplied together give a palindrome (4099904).

The spelling of 22049952 in words is "twenty-two million, forty-nine thousand, nine hundred fifty-two".